Let's get this math done. We have 786 and we're going to multiply it by 259. This is the same as taking 786 and adding it to itself 259 times.
Step 1: 0 + 786 = 786
Step 2: 786 + 786 = 1572
Step 3: 1572 + 786 = 2358
Step 4: 2358 + 786 = 3144
Step 5: 3144 + 786 = 3930
Step 6: 3930 + 786 = 4716
Step 7: 4716 + 786 = 5502
Step 8: 5502 + 786 = 6288
Step 9: 6288 + 786 = 7074
Step 10: 7074 + 786 = 7860
Step 11: 7860 + 786 = 8646
Step 12: 8646 + 786 = 9432
Step 13: 9432 + 786 = 10218
Step 14: 10218 + 786 = 11004
Step 15: 11004 + 786 = 11790
Step 16: 11790 + 786 = 12576
Step 17: 12576 + 786 = 13362
Step 18: 13362 + 786 = 14148
Step 19: 14148 + 786 = 14934
Step 20: 14934 + 786 = 15720
Step 21: 15720 + 786 = 16506
Step 22: 16506 + 786 = 17292
Step 23: 17292 + 786 = 18078
Step 24: 18078 + 786 = 18864
Step 25: 18864 + 786 = 19650
Step 26: 19650 + 786 = 20436
Step 27: 20436 + 786 = 21222
Step 28: 21222 + 786 = 22008
Step 29: 22008 + 786 = 22794
Step 30: 22794 + 786 = 23580
Step 31: 23580 + 786 = 24366
Step 32: 24366 + 786 = 25152
Step 33: 25152 + 786 = 25938
Step 34: 25938 + 786 = 26724
Step 35: 26724 + 786 = 27510
Step 36: 27510 + 786 = 28296
Step 37: 28296 + 786 = 29082
Step 38: 29082 + 786 = 29868
Step 39: 29868 + 786 = 30654
Step 40: 30654 + 786 = 31440
Step 41: 31440 + 786 = 32226
Step 42: 32226 + 786 = 33012
Step 43: 33012 + 786 = 33798
Step 44: 33798 + 786 = 34584
Step 45: 34584 + 786 = 35370
Step 46: 35370 + 786 = 36156
Step 47: 36156 + 786 = 36942
Step 48: 36942 + 786 = 37728
Step 49: 37728 + 786 = 38514
Step 50: 38514 + 786 = 39300
Step 51: 39300 + 786 = 40086
Step 52: 40086 + 786 = 40872
Step 53: 40872 + 786 = 41658
Step 54: 41658 + 786 = 42444
Step 55: 42444 + 786 = 43230
Step 56: 43230 + 786 = 44016
Step 57: 44016 + 786 = 44802
Step 58: 44802 + 786 = 45588
Step 59: 45588 + 786 = 46374
Step 60: 46374 + 786 = 47160
Step 61: 47160 + 786 = 47946
Step 62: 47946 + 786 = 48732
Step 63: 48732 + 786 = 49518
Step 64: 49518 + 786 = 50304
Step 65: 50304 + 786 = 51090
Step 66: 51090 + 786 = 51876
Step 67: 51876 + 786 = 52662
Step 68: 52662 + 786 = 53448
Step 69: 53448 + 786 = 54234
Step 70: 54234 + 786 = 55020
Step 71: 55020 + 786 = 55806
Step 72: 55806 + 786 = 56592
Step 73: 56592 + 786 = 57378
Step 74: 57378 + 786 = 58164
Step 75: 58164 + 786 = 58950
Step 76: 58950 + 786 = 59736
Step 77: 59736 + 786 = 60522
Step 78: 60522 + 786 = 61308
Step 79: 61308 + 786 = 62094
Step 80: 62094 + 786 = 62880
Step 81: 62880 + 786 = 63666
Step 82: 63666 + 786 = 64452
Step 83: 64452 + 786 = 65238
Step 84: 65238 + 786 = 66024
Step 85: 66024 + 786 = 66810
Step 86: 66810 + 786 = 67596
Step 87: 67596 + 786 = 68382
Step 88: 68382 + 786 = 69168
Step 89: 69168 + 786 = 69954
Step 90: 69954 + 786 = 70740
Step 91: 70740 + 786 = 71526
Step 92: 71526 + 786 = 72312
Step 93: 72312 + 786 = 73098
Step 94: 73098 + 786 = 73884
Step 95: 73884 + 786 = 74670
Step 96: 74670 + 786 = 75456
Step 97: 75456 + 786 = 76242
Step 98: 76242 + 786 = 77028
Step 99: 77028 + 786 = 77814
Step 100: 77814 + 786 = 78600
Step 101: 78600 + 786 = 79386
Step 102: 79386 + 786 = 80172
Step 103: 80172 + 786 = 80958
Step 104: 80958 + 786 = 81744
Step 105: 81744 + 786 = 82530
Step 106: 82530 + 786 = 83316
Step 107: 83316 + 786 = 84102
Step 108: 84102 + 786 = 84888
Step 109: 84888 + 786 = 85674
Step 110: 85674 + 786 = 86460
Step 111: 86460 + 786 = 87246
Step 112: 87246 + 786 = 88032
Step 113: 88032 + 786 = 88818
Step 114: 88818 + 786 = 89604
Step 115: 89604 + 786 = 90390
Step 116: 90390 + 786 = 91176
Step 117: 91176 + 786 = 91962
Step 118: 91962 + 786 = 92748
Step 119: 92748 + 786 = 93534
Step 120: 93534 + 786 = 94320
Step 121: 94320 + 786 = 95106
Step 122: 95106 + 786 = 95892
Step 123: 95892 + 786 = 96678
Step 124: 96678 + 786 = 97464
Step 125: 97464 + 786 = 98250
Step 126: 98250 + 786 = 99036
Step 127: 99036 + 786 = 99822
Step 128: 99822 + 786 = 100608
Step 129: 100608 + 786 = 101394
Step 130: 101394 + 786 = 102180
Step 131: 102180 + 786 = 102966
Step 132: 102966 + 786 = 103752
Step 133: 103752 + 786 = 104538
Step 134: 104538 + 786 = 105324
Step 135: 105324 + 786 = 106110
Step 136: 106110 + 786 = 106896
Step 137: 106896 + 786 = 107682
Step 138: 107682 + 786 = 108468
Step 139: 108468 + 786 = 109254
Step 140: 109254 + 786 = 110040
Step 141: 110040 + 786 = 110826
Step 142: 110826 + 786 = 111612
Step 143: 111612 + 786 = 112398
Step 144: 112398 + 786 = 113184
Step 145: 113184 + 786 = 113970
Step 146: 113970 + 786 = 114756
Step 147: 114756 + 786 = 115542
Step 148: 115542 + 786 = 116328
Step 149: 116328 + 786 = 117114
Step 150: 117114 + 786 = 117900
Step 151: 117900 + 786 = 118686
Step 152: 118686 + 786 = 119472
Step 153: 119472 + 786 = 120258
Step 154: 120258 + 786 = 121044
Step 155: 121044 + 786 = 121830
Step 156: 121830 + 786 = 122616
Step 157: 122616 + 786 = 123402
Step 158: 123402 + 786 = 124188
Step 159: 124188 + 786 = 124974
Step 160: 124974 + 786 = 125760
Step 161: 125760 + 786 = 126546
Step 162: 126546 + 786 = 127332
Step 163: 127332 + 786 = 128118
Step 164: 128118 + 786 = 128904
Step 165: 128904 + 786 = 129690
Step 166: 129690 + 786 = 130476
Step 167: 130476 + 786 = 131262
Step 168: 131262 + 786 = 132048
Step 169: 132048 + 786 = 132834
Step 170: 132834 + 786 = 133620
Step 171: 133620 + 786 = 134406
Step 172: 134406 + 786 = 135192
Step 173: 135192 + 786 = 135978
Step 174: 135978 + 786 = 136764
Step 175: 136764 + 786 = 137550
Step 176: 137550 + 786 = 138336
Step 177: 138336 + 786 = 139122
Step 178: 139122 + 786 = 139908
Step 179: 139908 + 786 = 140694
Step 180: 140694 + 786 = 141480
Step 181: 141480 + 786 = 142266
Step 182: 142266 + 786 = 143052
Step 183: 143052 + 786 = 143838
Step 184: 143838 + 786 = 144624
Step 185: 144624 + 786 = 145410
Step 186: 145410 + 786 = 146196
Step 187: 146196 + 786 = 146982
Step 188: 146982 + 786 = 147768
Step 189: 147768 + 786 = 148554
Step 190: 148554 + 786 = 149340
Step 191: 149340 + 786 = 150126
Step 192: 150126 + 786 = 150912
Step 193: 150912 + 786 = 151698
Step 194: 151698 + 786 = 152484
Step 195: 152484 + 786 = 153270
Step 196: 153270 + 786 = 154056
Step 197: 154056 + 786 = 154842
Step 198: 154842 + 786 = 155628
Step 199: 155628 + 786 = 156414
Step 200: 156414 + 786 = 157200
Step 201: 157200 + 786 = 157986
Step 202: 157986 + 786 = 158772
Step 203: 158772 + 786 = 159558
Step 204: 159558 + 786 = 160344
Step 205: 160344 + 786 = 161130
Step 206: 161130 + 786 = 161916
Step 207: 161916 + 786 = 162702
Step 208: 162702 + 786 = 163488
Step 209: 163488 + 786 = 164274
Step 210: 164274 + 786 = 165060
Step 211: 165060 + 786 = 165846
Step 212: 165846 + 786 = 166632
Step 213: 166632 + 786 = 167418
Step 214: 167418 + 786 = 168204
Step 215: 168204 + 786 = 168990
Step 216: 168990 + 786 = 169776
Step 217: 169776 + 786 = 170562
Step 218: 170562 + 786 = 171348
Step 219: 171348 + 786 = 172134
Step 220: 172134 + 786 = 172920
Step 221: 172920 + 786 = 173706
Step 222: 173706 + 786 = 174492
Step 223: 174492 + 786 = 175278
Step 224: 175278 + 786 = 176064
Step 225: 176064 + 786 = 176850
Step 226: 176850 + 786 = 177636
Step 227: 177636 + 786 = 178422
Step 228: 178422 + 786 = 179208
Step 229: 179208 + 786 = 179994
Step 230: 179994 + 786 = 180780
Step 231: 180780 + 786 = 181566
Step 232: 181566 + 786 = 182352
Step 233: 182352 + 786 = 183138
Step 234: 183138 + 786 = 183924
Step 235: 183924 + 786 = 184710
Step 236: 184710 + 786 = 185496
Step 237: 185496 + 786 = 186282
Step 238: 186282 + 786 = 187068
Step 239: 187068 + 786 = 187854
Step 240: 187854 + 786 = 188640
Step 241: 188640 + 786 = 189426
Step 242: 189426 + 786 = 190212
Step 243: 190212 + 786 = 190998
Step 244: 190998 + 786 = 191784
Step 245: 191784 + 786 = 192570
Step 246: 192570 + 786 = 193356
Step 247: 193356 + 786 = 194142
Step 248: 194142 + 786 = 194928
Step 249: 194928 + 786 = 195714
Step 250: 195714 + 786 = 196500
Step 251: 196500 + 786 = 197286
Step 252: 197286 + 786 = 198072
Step 253: 198072 + 786 = 198858
Step 254: 198858 + 786 = 199644
Step 255: 199644 + 786 = 200430
Step 256: 200430 + 786 = 201216
Step 257: 201216 + 786 = 202002
Step 258: 202002 + 786 = 202788
Step 259: 202788 + 786 = 203574

So, 786*259 = 203574